*{
    padding: 0px;
    margin: 0px;
}
.topic{
    width: 100%;
    .header{
        width: 100%;
        height: 9.375;
        // background-color: pink;
        margin-bottom: 30px;
        .p1{
            width: 8.25rem;
            height: 2.25rem;
            display: flex;
            align-items: center;
            color: #3866a5;
            border-bottom: 2px solid #3866a5;
        }
    }
    .content{
        width: 100%;
        height: 80vh;
        // background-color: aquamarine;
        .con1{
            .nav1{
                width: 100%;
                display: flex;
                justify-content: space-between;
            }
        }
    }
}